201326861528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{144887}}^1$

素因数の和:145368

約数の個数: 64

約数和(自身を含む): 420615659520

約数和(自身を除く): 219288797992

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 431, 806, 862, 1612, 1724, 3224, 3448, 5603, 11206, 13361, 22412, 26722, 44824, 53444, 106888, 144887, 173693, 289774, 347386, 579548, 694772, 1159096, 1389544, 1883531, 3767062, 4491497, 7534124, 8982994, 15068248, 17965988, 35931976, 58389461, 62446297, 116778922, 124892594, 233557844, 249785188, 467115688, 499570376, 811801861, 1623603722, 1935835207, 3247207444, 3871670414, 6494414888, 7743340828, 15486681656, 25165857691, 50331715382, 100663430764, 201326861528]

約数ペア:

[(1, 201326861528), (2, 100663430764), (4, 50331715382), (8, 25165857691), (13, 15486681656), (26, 7743340828), (31, 6494414888), (52, 3871670414), (62, 3247207444), (104, 1935835207), (124, 1623603722), (248, 811801861), (403, 499570376), (431, 467115688), (806, 249785188), (862, 233557844), (1612, 124892594), (1724, 116778922), (3224, 62446297), (3448, 58389461), (5603, 35931976), (11206, 17965988), (13361, 15068248), (22412, 8982994), (26722, 7534124), (44824, 4491497), (53444, 3767062), (106888, 1883531), (144887, 1389544), (173693, 1159096), (289774, 694772), (347386, 579548)]